11 results
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... usually multiple ill-defined ... idiopathic it is called cryptogenic ... Radiology #Pulmonary #CXR
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... of organizing pneumonia ... collagen vascular diseases ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
In chronic disease ... (OP) or chronic ... are so small and diffuse ... proteinaceous material ... Radiology #Pulmonary #CXR
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... also organizing pneumonia ... collagen vascular disease ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
exclusion of other diseases ... organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
mm) nodules • Diffusely ... hematogenous spread of a disease ... process or (rarely) diffuse ... rarely typical pneumonia ... diagnosis #pulmonary #CXR
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... , cryptogenic organising ... respiratory tract disease ... with symmetrical bilateral ... connective tissue diseases
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Definition: Diffuse ... symptomatology Differential ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... Evaluation: Imaging (CXR ... /- High res CT chest ... Infectious Diseases ... diagnosis #evaluation #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
necrosis (7-14 days later ... Blood cultures • CXR ... ) • CXR upright ... Lung Abscess Differential ... Abscess #pulmonary #differential